Note : Les descriptions sont présentées dans la langue officielle dans laquelle elles ont été soumises.
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WO 93/25~52 P~r/U~93/0~2~1
8~ O~-cON~ROI.h~D ~IQ~.D
D~a~2n C~ S~N~
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Th~ ` pr~s~nt i~v~nt:lon relat~s -~o stable liquid datQrg~nts
compr~ ng~ilic~a ant1~oa~ agent~.
Ior@ in p~r~lctal~r, ~ha pr~ont irlvRntio~ ~el~ o ~le
~o~m oos~r~llQd liquid d~t~g0n~ comprising ~ilicon~ ant~oam
c~mpound~ and part~cul~ s~abilizing ~id~.
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It hi~ ~QcomQ co~onl practil in ~ehe ~t~rg~nt in~u~ y 'co' !
J~ inc~lu~le irl dnterg4nt ¢omposl~ions ~terlals whlch are intondQd
o co~trol tl~ amount ~f ~oam pro~uc~d ~u~ing a ~a~ g ~ycle
in a:wa6hislg m~chin~. :
IndQQd, exces~iYe suds~n~ h~ been ~ound to in~
n~g~tl~f~ly with ~h~ ~ctlon o~ th@ wash liquo~ UpOtl t~e ral~rlc:a.
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WO 93/~!56~2 r ~ t~ PCI / US93/05~2 1
Sllicone antifoam 3g~n~cs in ~lnely dispQn6~d ~Drm ha~ b~n
~ound to b~ particularly e~rective sp~ci~s, and ~gi~Drt5 hav~
b~n di2~ected to inreas~ ~he ~ta~ility oi~ such Ag~nt~ upon
~_~longed t~~~g~ A ~ t~ er~ c~ po~' 'io~ cc~D ~ g
the~.
In U.S. 4,798,671; it ha~ b~n propo~ed to m~lco ~ proDl~x 4~!
dl~pen~ g agent~ and ~ud~ con~rolllng agent3 to obta~n storæqe
b~ne~ts. How~v~r, 1~ 1~ extr~msly di~lcu' t to ~~e~ as~t
main~air. t~e ~i~e~ y dispers2d ~ ~id detQr~ent
compo~ltion~ a~d e~pecially in the pr~senc~ ~ h~gh ionl~
~tr~ns~hs .
Surprisingly, it ha~ ~ow b~en gound that lmprQved storag~
~ta~ ty o~ sil 1 con~ ~n~i~o~ co~pound~ can b~ acht ~vsd ~y
addlng lo~ 1~V~1B o~ a p~ talats ~tabll~-zing aid.
cordin~ to~ th~3 prQ~nt in~ant~on, an ar~ oam ~g~nl: iB
provld~d whlch ha~ proved ~t~bii ~ty ~pon ~torag~ wh~n
neoxpo~at~3d ln li~u~ d ~d~a~ergent3 .
l~oordl~ to on~ e~odim~nt, a t bl~ llquld det~r~Qn~
c~r~poRi~ n eo~p~ n~ said anti~oam ~g~nt i5 provid~d~
Aeeording~ ~o another Qmbodim~nt, ~ proe~a~ 1~ pr~rid~d to
obtaln i a~ ~abl~ liquid detergent compo itior~ rapri3ing ~ald
antilo ag-nt. ~ ~
~ h~ pE~3a~t lnvQntion p~otrid~8 ant~ou~in~ nt8 Sor
3,~ inclus~ on ~ n ~ërgont~' e!o~apoa~.t~ on~ ~n liqu~d ~o~, ~ld
n~l~oa~ ag~l; co~prl~ing a sili on~ ~ntiroam ~o~opou~d, 21
aurSac~ant-c:ontaining ~ol~t~on, a p~rtleulate ~ ~t~b~l~z~ngl ald
nd optlonally a disp~sant.
The p~e~nt inv~n~on also proYides detsr~nt co~po~ on~
contaInlng a su~acé a~tive agent, 6Aid anti~oam ag~nt, and
optionally oth~r d~ters~nt in~rediant~.
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WO 93/25652 P~r~US93/052~1
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~ h~ siliaon~ anti~o~m co~ound l~ prQ~ent in tha ar~tl~am
a~ent Q~ ~he pres~nl: in~ention, at lev~ls o~ ~ro~ 0 . ~% to 80
by w~igh~e, pre~e~ably 5~ to 80~ by w~ig~t.
In industrial pract~ce, ~h~ term ~ con~" h~ com~ a
g~neric to~:~n wk~ neompaE~s a v~ y o:~ r~l~t~Yaly hlyh-
mol~oular w~ight polym-rs~ ~ontaining ~iloxan~s unit~ an~
hydrocar~yl ~roupe~ ~ Yarlou~ typee. Generally, the s~ on~
~ud~ cont~olle~ an be de crlbed a~ siloxan~ hsv~ng ~h&~
g~n~r~ uG~r~a:
R
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SiO ) n~~
R
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w~21n n is ~rom 20 to 2.000, and wheE~ ~c~ ~ indeplar,d~ntly
Qan~ ~a~an~ Alkyl or an ary~ radical. Ex~ple~ o~ ~uch
ub~tu~ts ~ ~Qthyl, ~hyl, p~opyl, iso~utyl, and ~h~yl.
Px~exred polydior~ano~iloxanQ~ ar~ polydim~th~l~iloxa~
~ ~ n~ rlm~hy?silyl ~ndblo¢~ing unit9 ~nd;havin~ ~ vl~ it~
I ~t 2~'C o~ ~om ~ x lO-5 m~/s to 0,l ~2~ 1.e. a va~ù~ o~ n in
: tho r~ng~ 40 to l500. ThQ~ dr~ pre~rr~d b~cau~ o~ r
~:; ro~dy availability and th~ir r~latl~ely low co~
reParr-d ~ype o~ one an~i~oam a~nt us~ul ~n ~h~
ompo~itlons hRrein ~mpri~e~ a mixtur~ ~ an alkylat~d
~I silox~n~ o~ ~h~ type here~na~ove disclo~ nd ~olid ~illca.
:::: Th~ a~lld sillca c~n ~Q a ~umed sllica, a pracipitat~d ~lllca
:~ ~ :or a ~ ica ~a~ by t~e g~lfsrmatlon t~chnlqu~. Thæ ~ilt C~
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WO 93/256~2 P~/US93/OS221
2~373~3 ``
particl~s ~:an ~ r~nde~ed ~yropho~ic by tr~atlng th~m wlth
diaklyl6ilyl grou~s ar~d~or trialkyl~ilane groups either bondsd
dlr~ctly onto ~ch~ ~ilic~ or l~y means o~ silicon~ r~3~n. A
~ra~r-~' ar.~ so:~pour.~ co~..F~l~o~ a hyd-orno~i_ Rilannte~,
~o~: rre~er~Dly ~ e~;.ylsllanated ~ a ha~lny a pa3x.~clE
~ize ~n ~he range ._wm lo ~ :o 20 m~ an a ~pe~i~ic sur~acs
ar~a ~bov~ 5 o m2/g .
Silicone anti~oam~ ~mployed in a ~oam contr~1 agent according
t~ ' his in~ent~ o~ s~itaDly ~.ave Pn ~oun~ o~ 5il~ C~L ln th~
rang~ o~ 1 to 30% (~o~e p~ef~rably 2 . O ~o 15~ ) by w~lghl: o~ t~
t~l~al w~lgh~ oP the silico~e antlroam r~6ulting in ~ilice~no
Anti~oam~ having an average vi~co~lty in the rang~ ra~ 2 x
10~4m2/~ m2~p,.
P~ef~rred s~ licor~e antlroams ~ay have a viwos~ty in the rang3
o~ ~ro~ 5 x 10~3m2~s ~o Q.lm2~.
. P~iularly ~ult~bl~ are silicone an'c~ ~oam~ with a viscoslty
o~ 2 x ~ m2~ or 4.5 x 10''Z~2/Es.
T~pically, when hl~h vi~c:0~3ity type of sillcon~ or ~ranah~d
on~s ar~ 4al~ployed ~o~ u~e as silicona arlt~foa~ com~o~md ln
t}l~ p~en~ inv~ntion, ~cn~ lavel o~ t:he ~lllcone ant~ fo~a~
~ x~pound 1~ r~:Q$~ 40~c to 80~ by w~igh~t g~ thQ anti~o~m agon~.
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~: ~ ~e antifoa~ ag~nt o~ t~e pres~nt i~nrent~on ~ur~h~r co~;~i ~3B
as a ~ water~-~olu~ *a~er ~disp~r~ble organlc oa~r~ er
urPac~ant-~ontaining ~olution.
``iP ~ ~h~ ~u~Sactant containin~ ~olu~ion comprig~ a Bur3~actar~t Wh~
~` c~n be 3~.ec:~d ~ro~n nontonic nd/or ~nionic andJor ~tionic
~nd~or amphc: ly~cic : and/or zwit~er~ o~io and/o~ ~mi-pol~
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~ur~aati~nts.
. Pr~ ed surSactan~corltaining solution~ tq b~ u~d a~co~d~ng
o th~ pr~3~n~ van~ion c:o~nprl~ as a 3ur~a~tant on~ or mor~
o~ ~h~ n~ni~nic sur~actarlts de~cribed her~in.
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WO 93/~56~ 2~373~ PCIIUS93/05221
a~D~t~oN~c8
Polyethylene, polyp~opylen~, and polybutyl~ne oxide
nsa~2s o' alXy' -henc' s a~s ~u~:abia "c- u~ a3 t~.s
nonl onic ~ur~a~ar.~ c~ ~he sur~ac~ant-concalninq j~lut~ or
,.~e ;~ e~e~_ inver.~ion, ~h~i~ t~e poly~t~ylenQ oxide cond~n~
being pre~exr~d. Th~e compounds includ~ ~he cond~n~at~ on
p2-oducts o~ alkyl ph~no}s having an alkyl group ~onta~rling ~o~L
abou~ 6 to 2l~eu~ 14 c~r~on at~, pr~r~bly ~-5~ ut: ~3 to
a~o~ cax~on a~ s, ' n ~it~er a stra ight -ch~in or b~anc~ad-
ch~in conriguratior, wlth the al~cyl~n~ sxlde. Xn a pre~err~d
6Imbodim~nt, th~ ~chylanQ oxide~ i pr~3en~ ln ~rJ arno1unt squal to
~rom Abou~ 5 to about 2S moLe~, mor~ p~eferably ~om about 3 to
about 15 moles, of ethyllsn~ oxid~ par mole o~ ~llcyl phes~ol.
Co~ la~,ly a~r il~le noni~nic au~ ~c'cants o~ li5 1:ypl~
includ~ Ig~palTM C0-630, m~r~ted by ~he G~F ~:orpo~ations ~nd
T~lton~ X-45, X 114, X-100 4nd X-102, all mar~t~d by th6~ Rohlu
~ aa~ Comp~ny. Th~ s~lrfactant~ a~e co~m~nly r~ re~ to
~lkylph~rlol alk4xylat:~s ~.g., ~l~y1 ph~nol ethoxylat~
T~e condensn~ion proclu~s o~ pr~m~:y arld- ~corlda~:y allph~tic:
alcohols ~ wi~ o~u abou~ 1 to about 25 mole~ o~ ~yl~n~ oxid~
ar~ ~3ultabl~. ~or u~ as t~e nonionla 0u~fac:tan~ Or thQ
~ur~a~tant congalnlng ~olution~ o~ the pr~nt inve~Cion. q?lle
lleyl c2~ain o~ th~ aliphatic alcohol ean ~ith~r be ~:raight or
branc~ed, primary or sacond ry~ and g~nerally cont~;lns ~rom
about 8 to abou~ 22 c~rbon atome. Pr~erre~ a~ thQ
conden~ation products o~ alcohal~ h~ring ~n alkyl g~ou~
cont~in~n~ ~rom ~bout 8 I:o about 20 c~L~bc~r~ ato~B, ~o~
p;~er~bly ~ro~ ~bout 10 'co a~out 18 c~rbon ato~, w~ ~ro~
ab~ut 2 to about 10 m~lQs Or ~thyl~ne oxi~ p~r mol~ o~
alc:ci~l . Ex~ le~ `ot' i coram~rc~ally ava~ lal31~ ' nonic~ o
suEl~actan~s o~ thi~ ~ype includ~ T~rgltol~ g C~
condensation p~duct of CLl-C15 llr~ al~ohoL wlth
t~ylsne ox~de~, ~ergitolTM 24-L-6 NMW (th~ ~ond~ns~tlon
p~vduct o~ C~2-C14 primary alcohol with 6 mol~ hyl~ne :oxide
with a n~r~ow malecular w~ight distr~bu~ion ~, both marlcatad by
Unlon ~a~b~de Corps~ationJ Neodolq'M 4~-9 (th~ cwlden~ation
product o~ c~ , 5 l-in~r alcohsl wlth 9 Tnole~ o~ athyl6~nç~
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oxid~), N~odol'rM 23-6. 5 ~he condsnsation product o~ Cl~-C13
li~ear alcGhol Wll:h 6 . 5 mole~ oS ethylon~ oxide), NeodolT~S 45 7
(th~ conden~ation product of C14-C15 llne r alcohol with 7
J o~ et.iylPne ~xid~ ;eo~ .3-~. (t~ c-r~dens~r~ on
;c~ o~ C14-~ 5 lir.ear alc:~hcl wit;~ ~ -.olQ~ c~ e ~ylQn~
oxide) m~r}~Qta~ ky 3~6~11 Cne:: ical C~sspany, anc~ Xy-~TM 303 t ~ha
condsn~ation produc:t o~ C13-C15 alcohol with 9 mol~ Qthy
ox~ de), ~ark~ted by ~h~ Procter ~ Gambl~ C~pany.
Also u~e~ul as ~he nonionic s~lr~ac~an~ o~ ~hs sur'ac,,ant~
containing ~olu~lon 1~ the pr:~ser t inver.t~ on aro thQ
a1XY1PO1Y9a~CharideE; d1B~1O~ed irl U.S. Patent 4,~65,~47.
P,l~o ~u~ table ~or u~e as the nonionic ~ur~actant o~ ~ha
sur~act~nt-c:ontaining solution o~ pr~n~ in~.rent~on, ar~
t:hQ oor~den~lon product~ o~ ~thylena oxide wlth the produçt
;: ra~ultls~g ~om t~l~ r~action oS propyl~ne oxlde ~nd
~tl~yl~ne~dia~in~. ~he hy~oE~hobic moloty o~ the0~ p~oduc~cs
on~ist~ o:! th~ reac:tion produ~ o~ ethyl~n~ mir~s and ~xce~a
p~opyl~ ox~slot as~d gener~lly h~s ~ molacular w~ight o~ ~ro~
about 2500 to abou~c_3000. Thi~ hyd~ophobic moi~ty ~.~ con~l0n~d
with ~thy3 ~n~ oxid~ to thcl ~xtor~t that thG cond~n~ation produc:t
con~ln~ rom aboue ~ ~0~6 to a~out 8D~ by w~igh~ o~
polyos~y~hyl~n~ and h~.~ a molelcular waLgh~c o~ ~r~m about 5, oOo
to ~abou~ 11,000. Exampl~e o~ t~i~ typ~ Or r,onioni~ ~ur~etan~
; ~ lnclu~e cQr~ain o~ the comme~cial~y ~Y~llabl~ TeSroni~
:o~pound~ ~ sr.as~X~t~ by BASF .
;Pr~r~d or u~q a~ ~h~ noslisn~ c filar~actant o~ ~h~
~u~c~an~ aon~ainirag solution of the p~e~ent lr~ tion a~e
PO1YQ~hY1~n~ oxide c:ond~n~a~Qs of Alkyl phànola ~ cond~nsatlon
producks o~ prlmary and secondary alipha~ic alcohol~ wl~ o~
about 1 ~o ~out 2S moleB o~ . o~hyL~ne oac~d~,
lXyl~oly~ccha~idE~s, iand mixtures~ ereo~. Mo~t p2~e~ed ar~
!~ ~ Cg-C14 ~13cyl pher~ol ~3thoxylate~ having ~ro~ 3 ~o 15 e~hoxy
group6 and C:~- 18 alcohol ~thoxylat~s (pre~r~l~ly Clo avg. )
ha~l:n~ ~rom 2 ~Q 10 e~choxy group, and mix~ur~ ~h@seo~,
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W~93/~56~2 P~T/V593/0~2~1
Al~o suitabl~ as nonionic sur~actants ~re polyhydxoxy ~tty
acid ~ id~ aurf ac:an~; of tho ~ormulA
R2 .. C - N - Z,
Il I
O R~
whexeln Rl is ~, o~ Rl ls Cl_4 hydrocar~yl, 2-hydroxy ~hyl, 2
hyd~oxy propyl or a mix~r~ ther~o~, ~2 1~ C~_3~ hydroca~byl,
ar.d Z ls a polyhydroxyhyd~oca-byl ha~ing a llne~r ~yd~ocarbyl
chaln with a~ l~as~ 3 hydroxyls d~rec~ly conn~ct~d to th~
chAin, o~ ~n alkoxyl~ted ~e~iv~tlva thQrQo~. Pr~ ably, Rl i~
~e~hyl, ~2 i$ ~ s~r~ight C~ 5 alkyl or ~lk~nyl chain ~u~h a
aoconu~ alkyl ~or ~ixtu~es~thereo~, and Z i~ d~rlvQd ~ro~ a
~eduGlng su~ar ~uc~ as gluco~, fructosa, ~altose, lac~s~, in
educ~a amin~ion r~ac~lon.
E~p~lally~ auita~le nonionic Yur~actsnts are 2~alXyl-
al~nols. Ex~mplary ~ yl~alcano~ 2 butyl;o~t~noI3 whlch
ar~ co~rcially ~va~labIe:under the ~radan~m~ o~ol 12R.
ulta~ nionie su~ractant~ ~o b~ u~d a~Q alkyl Q~9
sul~on3to ; ~ c~ant~ i~clu~ing llnear ~t~r~ o~ C~: C~O
ca~box~li~ acid$ ~ a~ty ac$ds). ~ ~~
`rha~pr~f0rr~d alkyl ~ r ~ul~on~t~ sur~cta~t,~e~c~ally
or ~l~undry~ pplica~lons; co~pris~ alkyl ~t~r sul~sn~t~
su~c~nts~or ~h~ ~tructural formula
3 - C~ - `C OR~
S~3M
,
wh~r~ln R3 i~ a C8-C20 ~hyd~oc~rbyl, pr-rerably in alkyl, or
combination the~eo~, ~4 is a Cl-C6 hydroe~rbyl, p~e~e~bly ~n
:al~yl,~ or comb~n~tion th~reof, and M i-~ ~ ca~iun which ~or~ a
w~tQr solubl,~ sa~t wlth the alXyl est~r ~ulfonat~. Suit~ble
alt-foæming cati.o~s lnclud~ ~etals ~uch AS 60~ium, p~ta~ium,
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WO 93/~56~2 ~ PCI/US93/05221 ~~
2~37343
a:~d lithium, and ~ub~tituted or unsubstituted a~mon~um eation~,
such as r~70noQ;hanol~mine, di~hanolarair~e, and tri~thanolamin~.
Pr0~rably, R3 is clO~cl6 alkyl, and ~4 is methyl, ethyl or
i~o~ opyl. 's~eoially pra~2--~d are t~.~ methyl ~tQr sul~onz~ es
wh~ 3: Cl~-C - 6 ~ lkyl .
Othe~ suLtabl~3 anio3~ic sur:eactan~s ino~udQ th~ allcyl 6ul~at~
su~ac~an~s he:r~o~ ar~ water 50~ ll salts or ~cld~ o~ t~l-
~ormula RQSO~M wh~r~ln R pr~erably i5 a C10-C24 hyd~ocarbyl,
pr~ ably an al~cyl o- hyd-oxya~Xyl ha~ s a Cl~-C20 al3~yl
co~pon~nt, ~ra prei~era~ly a C12-Clg al~cyl or hydrcxyal~cyl, and
M i~ ~ or a ~a~ion, e.g~, an alXall m~tal catlon (e~g. sod~;u~,
pota~iu~n, ll~hium), or ammonium or BUl~:titUt~3d a~nmor~ e~
~m~thyl-, di~ethyl-, and tri~e~hyl a~onium catio~ and
~uate~nary a~monium cation~ such a~ t~tsam~thyl~ on~ and
dlmQthyl:~plperdiniu~ czt~o~s a~d quat~rniry~am~onium C3tlO
d~iY~d ~rom al~ylamine~ ~u~h as et~yla~lns, di~Shyl~min-,
tri-thyl~min`a, ànd mixt~re~tha~o~, and the l~k~7) .
Xyl alkoxyl~ed ul~ eu~Sacl~ant~ h~seo~ are w~t~
ol ~ l~ ~al~ or aG~d~ o~th~ ~os~ula ROtA)~$03~ wharQin R t~
n ~un~stt:~uted C10-C~ aikyl or hydroxyalkyl g~oup having a
yl c~o~po~n~, p~e~e~bly ~ Cl~-C~O ~ al~yl::o~
hydroxyal~yl,~mor~ p~f~rably C12-Clg alkyl or hydroxyalkyl,
ia:an~t~oxy or p~opoxy unit, ~ is great2r than &~0,~ ~ypically
bet~-en~ bout 0.5 and; abou~ 6, more pr~fer~bly bztween~about
0.5~an~;a~out ~, a~d M i X or a cation which ¢an b~ ror
xa~pl~,~ a m~t~ t~on (~.g., ~odlum, pota~iu~, lith~um,
cal~lu~, ma~n~siu~, ~tc.), am~oniu~ or sub~tltut~-a~mon~um:
at~on.~ ~lkyl ~thoxylat~d Qul~a~s as well a~ ~lXy~
propoxylRted ~ul~at~s ~rs cont~plat~d h~x~in. sp~cl~
xa~pl~o o'~ ~ub~tlt~Qd ia~monium` .cationoe' includ~ ~othyl-,
lim~ ~ yl~, trimsthyl-a~onium cations~and quat~ ~m~02l1u~
:catio~s ~uch~ as ~etr~methyl-a~monium and d$me~yl ptper~Inium
:a~on~:~nd those dertv~d from alXylamine~ ~u~h ~8 ~thyl~$~Q,
thyl~mine, trlethylamine, mt XtUrC9 th~reo~, and the ~ik~.
Éx~pl~ry`sur~actants a~ C12-C18 alkyl poly~thoxyla~ tl~o)
~ (clZ-cl8E~ )H)~ Clz-cl8 alkyl polyet~oxylate (2.25)
8ul te (C12-C~gEt2.251M), C~2-Clg al~yl poly~thoxyl~t~ ~3.0)
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~ul~a~e (Cl2-Cl~Et3-O)M) ~ and C12-Cl~ al~yl pOly~tho~ a~
(4~0) 8~1~ate ~Cl20cl8E~4~o)M), wh~rQin M. i~ conv~i~niE~ntly
sel~cted rro~n 60dium and pota~sium.
Other anioni- ~u-~ac_~r,_s usefu9 _~ 3~tOE 25 a ~u~ac~a~ e~
the su~Jactar.~-co:ltair,~r.g solu~ o~ in~ de ~a' _s ( ~nclu~i~g,
xa~ple, scd~u~ otassiu~, ammonlu~, and sub~sti~u~d
aTr.monium ~alts ~uch as mor o-, dl- and ~crl~thanolas~in~ 3al~fi ~ 3S
~oap, Cg~C20 l~-no~r alkyl~enz~ne~ul~onat~, Cg-C2~ prlma~y o~
s~ondary alkan~sul~onates, CB-C24 ole~ ul~ona~es, ~ul:~onatac~
polycarboxylic ~cld~ p-apa_ ad by ~ul~on~ion 0~ t~e pyrolyzad
p~oduck o~ alkaline earth matal citra~ss; e.g., as d~c~ib~d in
h pAtent sp~c~iaation No. 1,082,179, C8--C~24
alXylpolygly~ol~thersul~ates (containing up to ~ O ~olc~ of
~thylene ox~e); alXyl g~yc2rol 3ul~0n~tes , ~atty acyl gly ::~rol
onat~ at~-y oleyl glycercl ~ulSat~ lkyl ph~nol
~thyl~ oxid~ ~th~ ~ul~a~s, pa~a~in 0ul~0n~tQ~, al~
pho~phat~s, i~'chIorlat~ ~uch ~ ~ the ~cyl ~9~thionat~, N-~cyl
t~u~a~, alXyl ~uCe ~l~mate~ and ~ul~osuecinat~, inor~oo3to~ 0
~ul~o~uc6~nat~ p~lally ~atura~ad and un~tu~atæd C12~C18
mo~o~ s) Qnd d~estsrs o~ sul~o~uacln~tos ~p~c~ally
atura~od as~Cl unsat~Ir~t~d C6-C12 die~t~rs), ~cyl ~aroo~ ta~ ,
~ul~at~ o~ alkylpoly~ac:cha~ldes 6~16h a~ the sulil~at~a o~
cylpaly~luco~de ~th~ nonionlc ron~u~t~d CODlpO~d9 bain~
d~ d belQw) ~ branched primary alXyl Rul~at~a~, and al~cyl
polye~oxy: car~oxyl~t~ ~uch a~ tho~ Of the ~or~ula
ROt~ 2C~zO):~ OO ~ wh~rQin ~ i~ a C~-C22 ~l~eyl, k ~a ar.
in'c~g~r ~om O to 10, and ~!1 i5 i~ 30~ 8 s~lt ~o~mln~ 6~tion.
Re~6in a~ ls ~nd ~ydFog~nat~d ro~ln ~clds are al~o ault~bl~,
uch a8 rosin, hydrog~nat~d rosin, and r~si~ ~o~ d
hydrogen~ed ~B~in ~ld~ pF~sant ~n or d~r~v~d rrom tall oil~
tl~r exampl~ àr~ de' cribed in "8urface ACtiY~ ;A5~orltEI~ and
D~ gent~ ~1. I and ~I by Schwartz, P~ry and B~Ch1 .
var~l3ty o~ ~uch ~ur~ac~a~t~ a~e al~o gen~xally dl~clc~s~d i~
J.S, Pa~nt 3, 929, 678, i~uæd DQcember 30, 197~ to L21ughlin, e~
al . a~ Column 23, lino 58 through Column 23, l~ n~ 23.
Cata.anic d~Q~sive sur~actants ~uitabl~ for u~ ln th~
1: ~
:~: su:~aetant-con ~ning solu~ion ar~ tho8e ha~lins~ onQ lonç~ ha~n
hyd~ocar~yl g~up. Examples of ~uch eati~nlc su~ctants
: .' ~ .. ..
~ :~ "' .-' ' ' .
il ~
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includ~ the ammonium sur~aatants ~uch a~ alkyldim~thylammon~um
halogenid~s, and thos- ~ur~actarts having tha ~or~ula
~R2(OR3)ylrR4~oR3)yJ2R5N+X~
~h~~~ln ~ ~s an alkyl or alXyl b~r:zyl ~-~u~ h~...g ~-r,;3 2bou~
8 to ~Lbou~ 18 ca~bon a~m3 ~n tho alkyl ch~ln, ~ach R3 i~
selected ~rom th~ group consl~tlng o~ -CH2C~2, -C~2C~C~3)-~,
~ -CX2CX(~2~ H2c~2c~I2-l ~nd mixturc3 ther~o~s each R4 i5
selec~a~ '_o~ group c~n~ o~ ~7-c~ alXyl, Cl-C4
hydroxyal~cyl, benzyl ring 3t~t~ctur~s ~orm~d by ~ oiIling th~ 'cwo
~4 ~roups, -C~CHOH-CHOHCOR6CHOIICH20H wh~r~in R6 is any hexo~la
sr hexo~e poly~ue7 having a molecular weight l~s~ than about
1000, and hydrogen wh~n y i~ not 0 7 ~5 ~ ~ th~ ~am~ a~ R4 or i~
~n alkyl chaln wher~ln the total numb~r o~ ca~bon atom~ O~ ~2
plu8 R5 1~ not ~au~ h~n ~Lbou$ 18 ~ Q~ch y i~ ~ros~ O to a,bc~u~c 10
and the sum` o~ t~o ;y ~r~lu~ is f~om 0 to about 15; and X 1~3 any
ompe~til~ n~on. ~
Ot~ar cationic ~ur~actafft5 u~e~ul h~in ara al~o de~r~bed
P~ 28~0~4. --
~ pholy'E~a: ~ux5~cta~s~6 ~e al~o 3uit~ or u~e in th~ur~ac:tant-cont 1nlng ~ ~olu~ion o~ the pr~nt i~YQntion. q~hls~e
u~ ct~n~ can b~ broad~y ~d~ crib~d as ~llph tic~ de~ ti~
o~ 3aon~ary ~ t0rt;l~ry~ amin~6, or alip~tl¢ d~r~Yat1v~3s o~
h~t-roaycl~Lc sscor~ ry and tBrt:i~ry :~in~ in wnlch th~
aliph~1e ~;radical c~n b~ str~igh'c- or branch~d-chain. ~one :o~
e: aï ~ phatic ~ubs~ituents cor.ta~r,3 at l~a~i abou t 8 cærbsn
t;o~ ,~ t:ypically ~rom ~bout 8 to ~boul: ~8 car~on ato~8, asld n~
t on~ con'cain~ ~n ~nlonic wat~ lubilizing group, ~.sY.
arbo~, :~ul~ona~ U14211:13. S~ii! U.5. Pat~nt No. 3,929,~78.
witt:Qrionid ! ~ur:Eaetar~ arQ also su1tn~ or UE12 ln ~h~
u~ ct~nt-c:on~inlng ~olu~lon ~ th~l p~ RRt inven~lonr ~!rh~
3urr~ ants can; be ~ bro~dly d~3~cri~ aEi id~lr~ratiyo~ O~
0 ::4r~dary and t~ ary ~amine~, deriYati~3 o~ h~t~rocycll~
condary and t~rtla~y a~lnes, or deriv;~iv~ o~ ~uat-rnary
am;nor ium, ~uaternary pho phonium or t~rt~ ul~onium
- ,, ,
compounds . See U . S ~ Pa~nt N~. 3, 92~, ~78 .
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S~mi-polar nonionic sur~a~ants ar~ a pecial category o~
nonionlc sur~ac:tant~ which include wa~E~r-~oluble amine oxld0~
con~ainlr~g on~ alkyl moiety Or ~rom a~out 10 to a~out 13 car~on
~t~ and Z ~..Di~ Ps aa~ ..3r.. ~e ~ n~ s~
al3cyl , ., OU~5 a~d nydr~xya l,cyi ~-oups oon ~ in~ bout 1 ts
abou~ 3 c:a~'-cn atc~; wat~ oluble ph~lph~s~e ox~ s oont~lnln~
one alkyl moie~y o~ ~rom about 10 ~ a~out 18 c~rbon Atom~ snd
2 moleti~s ~alec:~ed ~ro~ ~he g-oup con3is'cln~ o~ al~cyl group3
and hyd~oxyalkyl groups c~ntalnln~ ~ro~ ~out 1 to about 3
c~ a~om~; and wat8r-go~ e sul40xLd~s csn~aining ona alXyl
~oi~ty o~ om ~bout 10 to ~bo~lt: 18 carbon atom~ a~d a molety
sQle~t~d ~rom th~ grouE~ c:onsi~ ng of allcyl and hydroxyalkyl
moie'c~e~ o~ ~ro~ alDout 1 to about 3 ca~bon atom~.
5~mi-polar nonionic: detergent surfactan~s lnclud~ the a2aine
ox~d~ ~ur~actant$ havin~ the~ ~o~aula
.
o
~R3 ~o}~,4 ) XN ~R5) 2
wh@rein R3 $~ ~n alXyl,:~ydroxyalkyl, or al~y} ph~nyl group or
~ixtures th~ro ~:on~ai~ g ~rom about 8 to about 22 c~8rbon
t~ms; P~4 i~ an al)c3rl~n~ or hydroxyallcylQnè group co~atalnia~9
~rom a~out ~ to about 3 c rbon atoms or mixtu~ th~r~o~: x l~
~rom~ O to al: ou~ 3: ~ and each ~5 is an alkyl o~ hyd~oxyallcyl
roup cor~aining fro~ ~bou~ 1 to about 3 c;~rbon a~o~ OE a
pclly~t:hylene oxid~ g~up con~alnlng fro~n about 1 t~ sbout: 3
al:hylxn~ oxld~ groups. ~ha R5 groups can bç~ a:ttach~d to ~a~h
ot~e~, e"g., through an oxyg~n o~ n9trogen ~tor~, t~ go~ a ring
#~æuctu~e.
h~'~Q 'amin~ oxide ' su'r!~actants in partlcular include t~ C~
alkyl dllG~thyl amlns oxides and C8 ~12 al~coxy ethyl d~hydroxy
et~yl a~ e oxid~
n includ2d therein, the 6urf~e~nt col~aining ~olutlon
or ~ha pr~s~n~ inYention typically compri~2 from 20~ 10~% by
weight of ~urfaa~ant~.
.
j:
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Typically, the w~ight ratio of th~ sur~ac:tant-containlng
solution to the ~lllcone ~n~l~oam compound ls pre~ent in t~
~T~tiSoam as~ rom 1:4 to lOoo~l, preferably rrora 1:4 ~o ~0
-.os_ pr~er~ly r~.,m 1:4 t~ Z0: ~ .
ThEI antlf o~ agen~ a~ordin~ to the . pre~ent invention
~urth~r oompr~e~ a par-~cul2~e s~abilizi2 g aid.
; ~hs p~ cula~o s~bil~zing ~i~ acc~rdin~ to ~o ~ ent
Yen~ion i~ a m~d~rat~aly hydrophobl¢ partloulat~ s~abilt zin~
Aid wh6rQi~ the pa~ic:ula~R i~ a vory ~ine pArtl ;:l~ 3ize
6ili¢a. ~pica~ly tha stabillzln~ a~d of th~ praf~nt inY~ntlon
ilica and i8 of t~ um0d or precipltated typ~s but not
it~d to :thi~ ~yp~, ha~ln~ a 8.E.T. sur~ae ar~z pre~rably
m 50 to 5:00~ ara m~3rs ~p~r gr~m, the surrao~ o~ ~rhloh na~3
b~n ~ ir.oo~npL~ y~ ~r-~t~d w~th hydxophobing ~gon~.
: on~ ~lmpor~ant ~-Buro: OS the hyd~ophobing ~ea~on~ l~v~
the~ analy~ o~ bs~und ~ c~r~on on th~ slllc~. Wh~n thi~
v i~w~ w:ith ~ repec~ t o the ~otal su~s!ace a~ea oS t~e mAte~a
th~ rams~ o carb~n p~ ~qua~e mat~ o~ ~ur~ce ~r~a ca~
be ~al~ul~ d. I~ hould ~be noted that the type o~ c~rbon:
d~po~it;~d~: on~ th~ uE~A~:~ and~: ~ts diot~ibution ~ on ths ~sur~ae~ ~ ~
:will ~h~v- ~ a:~ major~ pac~ ~ ~on :'che level o~ hydrophoblc~ey. ~ A
mor~olajQctive~ u~e:: o~ ~rea~men~ 10v~ let~ n~ u~ing
t~;~e~hanol~Wettabl~lty te~. This iB a sta~da~d t~t Xn~wn ln
ths~ indu~try~ w~ich ~ m~a~u~es: ~h~ volume p~ nt: o~ m~thanol: ~n
w~t~r~nç~ded:~just wet:th~ lica. slllc~s th~t a~e wettabl~
by:: ~olu~ions cont~lnlr~g le~s m~thanol a~Q mor~ hydrop~illc,
tho~ rGqulrins~ m~ t~anol arQ ~nore hydrophobic.
; Hlghly~ prQ~rr~d~0ilica pa~ti~lo~ sre ~ured no~porou~
lllc~ Fo~ ampl~,:a ~umed nonporou~ sll~ca ~o~ pr~en~
v-ntion l~Aero3llR R 97~ umed silica tn~t h~a bc~n ~r~Qd
to:a~moderate lH~@l w~th~ di hlorodlmethyl~llane, haYing about
' ~ : ` 9~ ~ ~
llQ~m4/g sET su~ac~ ar~a, Dagu~aa Corporation, Rid~ ld
Pa~X~ ~.J. ) . Thl~: matQrlal iS prDpa~ed ro~ a i~umed silica
:~ havin~ ~sur~ac~ arQ.a o~ 130 m2/g. Th~ ~ilica i~ t~t~d~ wit~
WO 93/2~652 PCI'/U!~i93/05221
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13
~ asthyldichloro~lan~ a~ about 500~C w~h th~ tre~tlng l~
b~3ing con~olled to provide ~B8S ~han complate m~thylation
th~ surfac~. In ~h~ ca~ o~ ~erosil~ R 972 lt is est~mat~d tha~
70% ~ ~h~ sur ace hyd-oxyl . gr~u~ pr~ent on the or~s~n~l
sillca l.at~ ~s~r, ;le~.yl~te~ Ying ~pproxi:~ataly 3
u~t ~~at~d . The untreated hyd:oxyls ar~ hydrophi~lc and ~
cApable o~ hydrog~n ~nn~lng with polar substan~a~ ~uc:h ~15
wa~ h~ alX~la~4!d port$on o~! the sur~ac3 ~ ~ no~pol~r in
natur~ ~nd hydrophobic, ~ con~rollad l~v~l o~ trQat~ t wlll
"r::~ide a moder~ ) t~a3t6d ~11' c~ .,rlth ~ balance b~tween :~
hyd~opho~ic ~lkyl~d sur~aca and the hydraphllic un~:r~t~d
~ur~ac~. Par~iculat~g hivirlq el con~ollad 1~1 o~ hydxophobia
t~atment prior to utilizatlon ar~ pr~r~rr~d a~ partic~lat~
~bil1zing ~id.
Any ~f sev~ral known trea~1~g ~thods may be ~mployad ln pri~x~
croatm~ o~ ~he sl11c~ ~c~r U2~ a pa~ t~ ~tRbi1izin~
id.
or @xa~pl~ 1n a prQ~Qrr~d emb~dl~ant ~umed ~ ca ~n b~
tr~à~d wi~h dim~hyldichlo~o~lane to e~lx d~ ~sthy1s~ ne
qroup~ on th~ ~u~ce o~ the ~ . Th@ hydroph~bi~g a~nt~
h~ re any o~ tho~e well known tD th~ art whlah pr~vld~
o~gano~iIyl rea~o~ produ~t~ bound to ~Q ~ A ~r~aco~
o~on~x~mplQ~ o~ hyd20phob~ng agants ara sil~nes, ~loxa~ea,
or sllazan@s. ~hu , ~odi~ica~ion i~ ca~ d out by proc~duræ~
w~ll:knswn to ~h~ ar~, ~o~ example~ by r~ ion o~ th~ ~ilica
Bur~c~ : w$th trialkylchlorosilane, d~alXyldlchlo~o~ilan~,
oc~a~lkylcy~lot~t~a iloxan~, or h~x~ yld~ Z~nR, or
xaalkylt~islla2a~a under quitablQ condltion~. ~ydrophob~ng
ayents sueh~a~ polydimethyl~i~oxane ar~ not p~e~rr~ ~or thl~
in~s~on unl~ pQc~al car~ i~ takan tà ll~lt th~ a~ount o~
hy~rophobic mater~al placod on th~ a ~urfao~ and it~
d1st~ibu~on.
pra~rred th~ ~or ~h~ co~pogi:~ion~ o~ th~ pr~ent
invQntion that the partieulate stabil~zing ~id be a ~ ca
who~e sur~ace h~s bQon hydrophobically ~o~ d such th~t it
h~ a ~athar.ol W~tt~blllty o~ ~ro~ 39 to 70 p~r~ent. It i~
highly pro~srr~d ln ths pre~ent ~nven~ion that ~h~ par~iculat~
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~ 373~3
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~tabilizlng a~d hav~ a M~thanol W~ttability o~ from 35 to 5g
p~rcent ~ ~
Ct~Qr c:.a~ ' s:ics o~ t'~.a si' _ca ~or u~ as a
part' ~ la~ ~tabll tzl~g ald a~os hypoth~siz~d t~ haY~
in~luenc~n~ factors on th~ir r~la,,l~ u~Jllt~ a3 3t~blllz~ng
aitl~i Wlt~out llmltlng the pre~ant inventlon to any paz~c:ular
th~ory, it is b21iQved ~hat the phyfi ~ cal and che~lcal ~ksup o~
ths ~olid ~ s sur~ace is i~p~an~ t~ the: utili~y o tha
pa~ culates ln the p-2ser.~ invQn~lon in that lt con~ols thR
w~ing behavio~ o ~h~ solid~ ~hus, 1 n additlon to havlng a
contrall~ QV~1 of ~urf~c~ treatmont, th¢ uni~or~a~ ty o~
di~tributlon o~ the hyd~opho~ic tnateri~ls on the s~lr~ace ~nd
th~ ~u2~t~0 ~oughn~ss and po~osi~y o~ t~e ~olld 1~ ~aought to
ltnpact w~ttlng b~havior, especlal Iy w~tt~ng hy~ re~
~ h~ n~ ln whic~ ~h~ pA~i¢u1~03 ~re a~ 13d 1~ o
hought ~o in~luonc~ ~h~ir u~illty. For ~x~pl~, 8ilic~9 ~IX'e~
thQu~ht to con~ t :o~ :pr~m~ry partiClQ9 l~nked togeth~r ~nto
ggreS;~a'ce~: which ~3~e a~s~ ed ints agglom~r~te~ through
phy~ical in'ce~rac~lona. ~rq~cup o~ Agglo~arata~ in~o ~ r
p~xtlcsl~ may ~:~ on~ compo~lQn~ in ~he ~el~ti~r~ e2r~olQn~
'ch~ partl~ula~ :stab~liza~lon and should be a compon~n~ o~
pxocea~lng optl~iz~tiw~
'ryploally, th~ w-lght ratio o~ ~he pa~tlculats ~ta~llizing
to :th~: silicorse antl~oa~n co~pound pre~nt in th~ ~nti~o~
a~ant~ f~o~ 1:2~Q to 1:1, pr~f~r~bly ~om 1:20 ~o L:3.3, ~oBt
pr~ra~ly from 1:~0 $o ~: 6.6.
The ~nt~ a~ compQund , as descrihed h~rein~bove, rau~t b~
pr~s~ n P ~he I~quld~ d~er~aht co~position~ ~ l;n ~tnQly
dl~po~od ~o~ ;iA o~de~ ~o ~o e~ectiv~ How~ r , ~o pa~lcles
o~ the arltlSoa~ ag~nt ~r~sent in t~0 liqlid ; d~tergent
C:os~pooit~osl: tend ~o co~gulate upor~ ~tor~ , thes~by b~coming
: e Picient 2nti~02l~ ~gen~
According 'co thQ pr~en'c in~en~ion, _~ has b~n $Dlm~ tha~
lmprov~d 6ta~iIlty of the anti~o~m compounds can be ~chieYed b~
adding a pa~ticulat~ ~tabllizing aid ~o the antl~o~ c~pound~.
~' ~
~0 93/~5652 PCr/US93/05221
;~3739L3
Th~ con~ept of ~stabili~y" a~ us~d h~r~ln i~ in th~ context o~
maintainlng the ant~oam agent in finely di~peraed ~or~.
Irhe ~dditlor1` of l~w levels o~ said particul~te stab~llzin~
aid r~duces ~he ccal escence o~ ~8 antl~oa~ par-ic~es so tha'c
~zable d~r~nt ,~.ulas c~n bQ pr~pared.
Is~ additlon, i~ ha~ be~n ~ound that tho asltl~ Agen~s
acco~dln~ to th~ p2~ss~nt inven~ion is r~adlly dispers~d in th~
d~t~rgant matrix without thd n~ed ~ar a d$sp~r~ant.
In te3~ o4 p-3C~!. 91..~" th~ ~-.tifoa~ ~s~:ts cr ~.e p-o~e:~,
lnvontion a~e mad~ by prer~ixin~ the sur~act~nt-containing
~lution and the part~ ~ulat~ ~tabl-lizlng a~d in ~ ~lgh ~heaL
mix~r. The high sh~a~ mix can bQ pr~pa~d using any
co~r~tional high ~h~ar mlx~ng e~lpm~nt.
'rh~ a~ti~oam ~ompound can bQ added to ~aid premix as such or a3
a mix~ure wit~ de1:e~gent ing..edi~nt5. The r~sultlng c~mposition
c~n th~rea~t~sr be mix~d u~ g a hi~ ~hear ~ixor.
In on~ pa:oce~ ~9p~Gt: 0~ th~ pre~ent invontlon, th~ ~rocQB~ ~03
r~altlng ~hQ ~oam cont~ol lng agQnt ac~ord~ r.g to thR p~s~nt
ia~nt~ on comE~ o~ th~ ~;tBp~l 0~ :
3 p;~mixing the ~u~actant-contalning ~olution with th~
par~iculat~ ~t~bi~izing ~id in a weight r~tio o~ lO0. 000: 1
to 4 :1, pr-f~r~bly o~ 200~ : l to 4 7 1 ~ mor~ p~ rably o~
0: 1 tQ 4 : l~
(b) A~a~x~Lng ~aid p~e~ix to the sillcon~ anti~oa~ compound
wh~r~in th~ w~igh~ rAtio o~ tha pr~mix to l:h~ o~
anti~oa~ co~pour~d ~9 ~rom 1000: 1 to 1: 4, p~ r~bly
rrom 20 1 ~o 1 : 4, morQ pr~e~ably ~rom 15 ~ 4.
Th~ ~a~m o~tt~Qll~d li~uid dQtergent cor~posltlon~ co~p~ n~
~a ~nti~oi m agent of the pr~3~nt invention i9 madia }~y adding
the p~emix i~nd the antioam compound 'co ~ie d~ rgent
ingr~di~n~s typically by mixing such a~ high 5hsar mixin~.
ThQ llquid d~tergsnt compositions comprislng 'che antl~oala
agent can bs pro~lded haYing variou6 ratio~ and propo~. on~ o~
WC~ 93/256~2 PCI /US93/05221
;2~373~3
e antl~oa~ ag~nts, The amount of anti~oam ag~nt~ c~n b
~r~rl~d, d~pending upon the sud~ pro~ll2 deslred by th~
formulation. Th~ lev~l o~ antlfo~m agent is pre~6lnt f~o~ 0 . 401
t~ lCC~ by wei~h: c~ t.he t~_al d~ter~ent c~,r.posi4i~n~
Typlcal'y, ~he 19'~6~1 O~` ant~oar. agen ~ p~ ~er.' ky 0,01 t~
2a~, pre~erably c_~ 0 . 0~. to 10~6 by w~i ~ht o~ the detcrg~n~
c:o~npo~itlon .
The an'ci~oa~ ag~nt~ Q" th~ p2~Qsent inv~nt~on can al~o b~
lnc~porated ln det~r0~n~ additi~o p~oduc.,~
Such ~ddlti~t~ products are in~end~d to suppl~msnt or boo~ th0
performance o~ c~nv~ntional deter~ent aompo~lt~ons ær~d may
c~ntaln any of t~ compon~nt~ o~ ~uc:h compositiGn~.
~ e sud~ corltolling ~omp~oBition o~ th~ prQ~erlt involl~ios
~om~ri~o~ opt~nally a disp~r~ing ag~nt.
he ~ dlsper~ing ~ent di pQr~es or help~ di~p~rs~ th~ on~
ud~ control ~g~n~ unl~ormly ~o th~t ~tE~blo, p~ofe~bly
~: h~-~g~n~ou~, det~r~en~ go~mulas can be prap~r~d. ~h~
per~lng ager~t i8 prem~x0d. with th~ antl~oam agQnt pr~or ~:o
nco~pora~ion ~nto the l~u~d det~rçlE~n'c ~ompo~it~or~.
~: :S~litable dl~p~r~lng agants includ~ ~a~erlal~ ~uch as ~thyl~3ne
xa~ addu~s of linOEar o~ a~ylphenols having ~rom 8 to 20
a~bon at~ per mol~ciul~, suchi a5 lauxyl polyox~thylen~ g~ycol
th~ , s~aryl polyoxy~thylene, ~lycol : ether, c~tyl
P~1YOXY~j~hY1~jne g1YGO1 ethei~, ~nd norlylphensl polyoxy~thiyl~
~l yool ~th~r, and al~o etbiylene oxid~ ~iddu¢t~ o~ lin~r ~r
b~aa~cb~d monocarbo7tyl~c acids and hi~ving ~B~ o~ s~reat~r than
: abo~t 1~, 5, pr~ rably g~e~ter than about 14 . Pr~e~bly, such
didltion pro~iuct~ have short hyd~ophylic ~haln~i ~ontainl~sg 12
or pr~ bly 1~5~ ca~bon atoms and f~om about 8 'co :about 15
ethyl~n~ ox~dei unit~ por molecule. Oth~r ex~mple~ oi~ pr~f~rrsd
x -~ disp~irsants ~e polyoxy~thylene glycol so~bitan ~t~r~ o~
polyoxy~thylene ~lycol sorbita~ e~tar~ hav~ng H~B v~lU~9 0~ 14
o~ mor~, ~uch as polyoxyethylen~ glycol ~orb~tan h~x~ol~at~ or
polyoYys~hylene sor~itol hexsol~t~. Additio~al axa~ples of
: WO 93/25652 PCI/US93/05221
2~373~3
prererred disperq~nt~ are ~ty acid nono~, di-, and~or
polyglyceride~ and ~odium or calclum s~earoyl lactate,
diglycerol s~aa~ate, anc~ 50~itan raonostear~te. The ~ntl~oam
agnet oi~ the pr~s~nt inven~i^.. c~n csn,,2~n z 51~gle typ~! 05
dis~ersan., ~.. ".~x ur3s o' at 'e~st ~;~o ~ ant ~ypes o~
disp~_ sants .
4th~ u~aful di pe~nts are conu:~erci al axya~hylato~
polyhydric alcohols or ~hei~ deriva~ves or 6i~.~ la~ ccmpound~
having an active hydro~n a~om, a~ W~ll a~.~at.,y acid l3~ters o~
~lycerol Gr so~bitol.
~ nionlc Qmulsl~i0r3, auch as sodium dodecylb0nzene~ulphcnate
or Eodium lAurylsu~p~ate, can alslc be used, bu~ pre~rably wlth
a ~01Y~nt.
~ Xerr~d i~ an emul~ ier mixtur~ of oxyQthyl~t~d ~atty
al~ohol and oxyet~ylated ~_iglycsride h v~n~ ~n ~ V~ UQ
pr~e~bly ~n th~ range ~rom ~out 14 to 16.
l'h~ pr~ ed ~olvent ror dialethylpo~y3iloX2ne i3 pos~O~a2~ric
cyclom~4i~on~0 ~aF~icularly pre~err~d d~pe~ants ro~ u~
r~ln ar~ cyclo%lethicone and C9-C~ a~ ch~in aIcohol~
othoxyla~d wl~h fro~ about ~ ~co about l~ mol~ o~ o~hylana
oxld4:: p~ mol~ o~ aleohol e~peci~lly wh~n the unreac~d alcoh~l
and monoe~hoxyla~ed al~ohol arl! re~ov~d ~nd mixture0 ther~o~!.
added~: to the anti~oam a~ent oX l:h~ pr~nl: invQ2ltion, th~
w~ t r~tio of disper~ant to the silicone anti~oam compou~d is
typica1ly ~xQm l: lûC l:o l: 5.
The d:i ~per~ing agent c~n be ~dd~d to th~ anti~o~ agant by
m~x~ng with ~thQ an~oam compound or wlth thQ pr~ix oi~ th~
pa~1cul~te st~b~ 1~ zing aid wi~h th~ aurfact~ cont2~ g
solution.
In Another embsdiment or the p~es~nt inver.tio~ d
d~:~e~gent compo~it~ on i8 provld-d e:o~pri ing thQ an~i~oam ag~nt
o~ t2~e pr~ent inv~nl;ion mixad with deterge~t ~ngr~di~n~. A
wid~ range of ~urfa~ants can b~ u~d in ~he d~t~rgen~
co~o ~tiO21 o~ the pr~sent invention.
s~ ~
7: ~ ~
~: :
-I
WO 93/25652 ~, . ., ? ~ PCI/US93/û5221
18
A typicaL listing o~ anionic, nonionic, ~pholy~ic and
zwltterionia clas~s, and sp~cie~ of the~e sur~a~tan~, iB
giv~n in US Patent 3, 664, 961 i~sued to ~orris or~ M~y 23, lg'72.
!~x~_~es o~ anio: ic sur~ac~n~s are p~rtlcula~ly suita~le
hereln, espe~ially ~t xtures og ~ulphana~ and ~ulph~t~
su~c:arl~s in a w~lgh~ ratt o o~ ~~o~r, 5 :1 to 1: 2, pre~era~ly
rrOm 3 :1 to 2: 3, mo~e pr~ferably ~..o~ ~: l to 1:1. Pre~err~d
~ulphonate~ incl~ld~ allcyl ben~ne sul~honates having ~rom 9 to
15, E~Rpeci~lly 11 to 13 carbon ~to~s ~ s~ the Alkyl rad~al, and
sl~ha~ phona .~ yl~ ~a ~-y acid estQr~ ~;s which the ~at~y
~IC~ B dEart~Qd rrOm a C12-Cla ~atty ~ourc p~Se~bly ~ro~ a
C~ Cla ~atty ~o-~rce. In ~ach ln~tarl~s the catiorl i~ an alkali
metal, prQ~er~hly sodiu~ . PrQ~r2 ed s~lphat~ ~u2~S`ac~ant~ a~e
a~kyl sulphates havin~ g~om 12 to la ca~on ~tom~ in khe alkyl
- ~dical, optionally in admixture with athoxy su~phat~s ha~,flng
o~ 10 to ~0:, pr~arably 10 ta 16 csr~on arc~s in ~h~ alkyl
d1¢~1 ~nd an ~rar~g~ de~r~ o~ ~thoxylation o~ 6.
Exa~ples o~ pre~srred~ ~llcyl sulphat~s he~eln ars tallow alkyl
ulpha~E~, cocon~ alXyl ~ulpha~a, and C14_ 5 alXyl ~ulphat~ss.
frh~ :cation in ~ach instance i5 again an alkali ~otal cation,
p2~sab1y ~od~um.
Or3e cl~s~; o~ nonionic surractant~ u~ ul in th~ pr~ent
Ycn~lon: ;~ ond~n~t4~ o~ ~th~1sn~ oxi~0 w~th a hydropho~iG
moi~ty ::~o p~o~id~ ~ ~ur~act~n~ ha~rln~3 ~n av~rage hydroph111¢-
: llpophil~ : bal~n~:e t~3 in ths rang~ ~ro~ 8 to 17~ pr~rAb1yro~ 9.~5~ to: 13.5, mor~ pre~erably ~ro~ 10 to 12.5. ~h~
hy~rophobi~ (11pophi1ic) moiety may b~ aliphatic or aromati~ ln
atur~ :~and~ th~3 lQn~tn o~ 'che po9.yoxy~thy~en2 ~roup which ~
oonden~ed wlth any p~rticu1ar hyds~ophoblc group can be re~d~1y
a~u~t~d to ylel d ~ w2ter 50~ co~pound ha~ing the dæ~lr~d
1 ~ d~gr~ o~ balan~e betweOn hydrophi1ic an~ hy~rophoblc,elemes~t~
J~ p~cia~ly pref~rr~d nonionic sur~ctan~s o~ r~ ~
th~ cg~C:ls primary ~lcoho1 ~thoxy1a'c2~ cont~ ning '3-B mo1~ o~
hy1ene ~xld~ p~r s~o1a o~ ~lcohol, p~$cu1ar1y tn~ C14 C15
p~imary alcohols containing 5-8 mole~ of ethy1~ne oxida p~r
mole of a1coho1 and tha C1~-C14 pr~mn~y alcohol~ contat~iing 3~5
mo1s~ of ~thyl6~ oxld~ p~r mole o~ a1cohol. .:~
, . . ..
~ ~ . ' . - '' .
;
WO 93/~5~2 , PCI/US93/05221
~373~
~ g
~ D
~ no~her elass of honionic ~urrae~ants eomp2~i~e~ Alkyl
polyglucoside campound3 Or gener~1 ~on;tula
~ (~nn2n~) tZx
wher~i~ Z is ~ ~3oi~ty daritre~ ~ro~ ~lue~se: R i9 a ~atu~ad
hydrop~obie alky~ g~up that con~a~ns ~om 12 to 18 e~rbon
ato~s ~ t i~ ~rom 0 to 10 and n is 2 or ~ s x i~ ~rom 1. 3 to 4,
th~ eo;;~pou~ds lncludirlg les6 than 10~ unraac_~d ~atty aleoh~l
and ~ 3 th~n 50~ shor~c chAin al~cyl polygluco~ida~. CQmpound~
o~ ~hi~ ~yp~ ~nd th~r uge in df~tar~,ent ~r~ di~elo~ed in ~P-8 0
070 077, G 075 996 ~nd 0 ~9~ 118.
Al~c~ suit~bl~ ~ nonionle su~Saetants ar~ poly hydroxy ~atty
aeid a31idQ sur~a~antB o~ tha ror;:lula
R2 ~ C ~ N ~ 2, ~ ~ :
1 1: : . :
0 Rl
wh~sre~ n R~ , or R~ ~ Cl~ hydro~r~yl, 2-hydroxy ~t:hyl, 2
hydroxy pr~yI ~r a mlxt~re ~h~r~o~, R2 i~ C~ hyd~oc~byl,
Qr~d;:~Z~ ls~a:~polyhy~2ooxyhyd~0cfl~byl haYing a llne~r hydroc~yl
c~ai~ ~ w~th ~t lsa~t 3: hyd~oxyl3 direatly ~ conr~ ad t~
clla~in,;~ or an;~aïkoxylated deri-r~tiYe th~r~of. ~: P~e~erably, Rl i~
meth~ RZ is a st~aight c~ ,5 alkyl o~ ~lkenyl ch~Lin such a
c~:onu~ alkyl or m~xtu~es th~rQo~, and Z $~ deriv~d : ~o~ a
ducing ~u~r ~uch as ~gluco~e, ~ructo8e, malto~e~ lac:toB@~ in
ro~uetiY~ a~in~tion r~action.
Th~ 3positiorss scco~ing ~o t:he pre~enl: lnv~n~lo~ may ~urth~r
co~p2~e ~ build~ar 13y~t~m. Rny conv~ntia~al bulld~r sy~aDI i~
EuitablB ~or: use he~ein inoluding ~lumino iIlcat~ ~aterialP~
siliczt~ , p~lyearboxylate~ and Satty ~clds, s~ ;rial3 ~uch a~
hylenediamin~ ~straac~a~a, metal ~ on ~ anl:~ auch ~
a~nopolypho$phonate~, p~rticular~y ethyl~n~di~mine
t-tram~thylene pho~phonic acid and dlathylQn~ tri~min~
pclr~tam-~hylerlephosphonic acid. Though 1A8~ pr~P~rr~d ~or
WO 93/25652 P~r/US93J05221 ~~
2~3~3
obvious enviror~r~,ental r~asons, phosphate builders can 11190 be
utlQd h~Q lr~ .
~uitable build~rs can b~ ~n ino~gani :: lon ~xch~nge materi~l,
co~no;lly ~n ir.or$2~.~c ~y~-at~ al~ nosi lJ ca~ ater~ al ~ r~
p~r_icularl y a hydrat~d syn~ch.e~,ic z~oli$3 suc~ as hydr~t~d
z~oli.~ A, X, B or HS.
Anothsr 3uitabl~ inorganic ~uil~er mat~ri~l ie 1~yer~d
~11icate, ~.g~ ~XS-6 ~Ho~chst,l . SXS-6 i8 a cryotal~ in~ laye~d
~i1icate con~isting og scdi~ sillcat~ ~Na2S120s).
~ui~a~ie polycar~oxyla~a~ buildar3 for u~ hç~rein i21c1u~
~ltri~ acld, pr~ rEI~ly is- the ~o~ o~ a w~t~r~club1~ ~alé,
d~r~v~ti~re0 o~ 8uccinic ac:i~ o~ ~h~ :~orm~la R-C~(COO~C~2~CoOE~)
wh~xein R la clo-zo ~lkyl or ~lk~nyl, pre~r~bly C~2-16, or
Wh~in R e:~n b~ ~ub~;~itutod wiSh hydroxyl, sul~o ~ul~!o~1 or
~ul~one s~a~o~itu~n~s . Sp~c~ ~ic ~xampl~ ~ nclud~ 1 u~l
uc~ln~ yri~eyl suc:olnate, palm~tyl succinat~2-
do~c~nyl3uccin~, 2-~etrade~c~nyl ~ucc~nnt~. 8ucclnat~
bulld~rfi ar~ pre~e;cably use~l ln th~ ~orm o~ the~ w~ solubl~
alt~ inoluding : ~odlu~n, po~a~ mraon~um A
ansl~mmonium ~alts. ~~
Oth~r ~uitable polyca~oxylat~ aro oxodisuccinat~s a~ld
mix~ures o~ ~ar~ra~e mono~uc~lnic an~ ~ar~r~te ~i~ucc~nlc aci~
u~h ao a~ri~ad in US 4, 663, 071 .
~ , ~
sGially ~ llquid ~xecution h~reial, ~uitabl~ ~att;y ~cid
~bul:lds~ ~o~ use h~r~in are satura~Qd or un¢aturatkd C10~1$
t~tty ~eid~, a~ w-ll as the corre~pond~:ng soaps. P~eger~d
aturat~d~ ~pecl~s haY~ ~rom 1~ to 16 carbos~ a~ms ln thQ allcyl
ha~n.` ~e prs~er~ed un~turated ~atty elc$d: i3 oli~ ac~.
Another p~e~e~ed build~r sys~em ~or liqu~d compc~i tion~ i~
ba~d on dodQ~nyl auccinic aci~. ~
OthE~ sult~ble!wat~r-soluble or~an~c ~alt~ ar~ tn~ ho~o- or ~:o-
poly~ic a~i ds or th~ir ~alt:3, in which the po~yc:arhoxyli~
cid oompri~ a~ le~t two c~boxyl ~ad~c~lR ~ep~at~d ~om
:~; a: ~ac~ otAsr by not ~ore than ~wo ca~on a~
PolyJnQrs 02~ this typ~ re disclos~d ~ n G~-A-l, 596, 756 .
x~m~l~s o~ such s 1~ ar~ polyacr~rlate~ o~ MW 2000-~00~ and
h~ir aopolymers wlth maleic anhydride, ~uch copolymxri having
a :~alecuLar weigh~ o~ rrom ~0,000 to 70,0~0, ~peclally about
.~
WO 93/2S6S2 PC~/U93/0~221
2~a3~ 3
~o, o~o.
3)6ttÇlrgenCy bulldQr salts are noFmally included in amoull~s o~
~ro~. lO9~ t~ 90~ Dy we_sh~ of t~e c~r.ps3i~to~ pr_~e~ably f~O~
20% to 70~ ar~d ~o~ usually S'~.Oh~ ~% to ~ by w~i~ht.
O'cher compon~nts U811~d i~ dets~ant compo~itlons ~ly b~
e2~lployed, ~u~h en~y~es and s~abi~12ers or acti~ra~ors~ ther~or~,
soil-su~pQnding age~ts ~oll ~ele~e . ag~n1:~, op_~ eal
b~ightenars, ~rasi~r~s, bacteric~ de~, tarnish i:~ibito~s,
c~31c~tng agents, and p~rSumas .
Rre~ bly, tha liguid d~ergent compo~it~o~ ~ccording ~o
the pre~a'c inv~ntion can al~o bs in "concentra~ed ~or~
uch ~as~ j the l~quid deters~ent compositions ~c~:ord~ng ~o t~
prn~nt ~ Taven~ion W111 c~n~aln a low~ a~ount o~ wAtQr
co~par~d to~:a~nv~n~lonal~ liquld d~ter~ontss. ~ ` ~
pi¢ally, ~he wat~r ~tontent or~ ~h~ concentratQd l~qluld
d~t~get~t 1~ :1Q than 30~, more pre~ra~ly le~ than 20~6, mo~t
p~ rably :: less ~an 10~; by w~i~ht ~f t ho d~torg~nt
composi~ion.
Th- Soll~o~lng ex~mples ar- meant to ~x~mpli~y compo~lt~o3ls o~
th~ pE~nt invontions, bu~ are no~ n~ 3arlly m~an~ to lim~t
'che ~ ~eop- o~ th@ lnv~n~ion.
'r o a~ th~- ~tability . Q~3C~ thQ add~d partic:ula~
'ca~i}iz~ing ~id, the pa~tlcle si.ze d~.~tribution o~ th~ ~a~pl~
w6~r~ ~o~ur6d lagt~r s~ ral l~ of ~ ge ~t 21-C.
T~ ~ stnbil~ty o~ ~he nn~l~oam oiumpound~ o~por~t~d in
uid deit~rs~Qint: compo~ition3 ~rei compar~d in th~ once a~s3
pres~nc~:: o~ the ~ ~a~ticul~te ~tab~ ing A~d.~ ~io~e ~n
p~ ul~r~ th~ sta~ y of polydimiethyl qilox~nef~u2~sd 811ic:~
wa~: d~te~mir,ed ln the abs~ince o~ Aerosi~ and in ~he pr~@nc~ of
PCI/US93/~5221
WO 93/25652 ~ ~,~ A ~,
22
Th~ fnllowlng liquld d~terg~n~ compo~itions w~r~ made (Table
Ant~ ~oa~ campos' ~ _Qns p-~pa-ed 1~ accor~ c2 wi~ a pre~e~t
in~ren ~lon were p_ ~par@~ R~ ~ ested ' n ordsr ta ds~4n3t~ at~
t~lr dafoas3lr.g capabilit~ and ~o d~te~ine stabilit~ and
p~z~orm~nc~ o~ t~e a~tl~oam compo~tion~.
.
.
~ h~ cQmpc~itlons of -hc~ e-.~, inv~nt' ~n t~ere t2st~d in a
. concen~at~d li~u~d det~rg~nt.
Tha ~ollowin~ conc~n'c~ated li~uld detergent compo6ltlans w~r~
m~de ~ a TA~
T
~l2-Cl5 ~llcyl sul~ato 19~ 0
Cl2~ yl ~th~xylat~d :~uli~at~ 4.0
C~ g N -m~hyl gluca;aid~ ~ ., 0
; l4 ~a~ty alcohol ethoxylat~ 6~ 0
2-e~l~ F~t~y ~:old ; 6
xlg~t~nar FWA-3 6
Poly~r~n~l pyrrolidon~ ~ l.0
Ci~rie: ~ ac~d a~ydrou6 ~ 5
Ph~spho~: acld l. 0
Mono~thanola~ine 12 . 7
P~op3nedi~l: 14 . 5
anol
n~ 2 . 4
'rerQph~ala ~ ed ~polyn!sr ~ i 0.~
oric aald` 2.4:
at~r &:~ ~ins)~s` ~ -up to lOO
Co~o~ r~t~ a-tOrg~nt ~osDpo~tions
1~;: ' ' "'' '' ' '
; ~` WO 93/256~2 Z~ 7~3~3 PCI~/US93~5221
The above composition~ tTable I) w~r~ ~uppl~merlted ~y the
~oam con~roll~ng agent~ o~ Table II. ~h~ co~ptasition of th~
goam con~rolling agents w~r~ prepar~d by pre~ix o~ ~ ~ur~act~nt
~nta~.n~ng s2l~ti ~ hatr' :lg as a sur~ac~ t a non~cnic
su~'act~ttt ar.d~h~ A~rosll premlxed ~o~e r3~xing wlth the
polydi3Q~'lylsiloxane~ c~ ~ixtur~ he anti~oam a~ent wa~
th~n added ~o ~:h~ l1quld det~rg~nt compos~ tlon~ .
Xngr~dlents Po~cent~Lg~ by woi~ht o~ th~
. to~al d3terg~r,t compo~it~ on
8 _.
: ~oIyd~ thyl~iloxan~ C ~ 8 O . 8
~u~atant-~onta~nlng ~olutlon l. 5 l . 5
(ronlonlc 99~ O.l9~ wata~)
Al~o~ilR o 0 . 08
~: ,~......... , . _
.
IngrQ~n~ Par~Qntag~ by waight o~ th~
: total det~rg~rlt compo~i'cion
~; ~ ~ C D _
Polyd~z~ei::hyl~lloxano/siL1ca O . 4 O . 4
~u:;r~ctan~-cont~ lng solu~iorl ~.32 ~.32
(nonlonio 99~ water)
_ ~ O 0 04
` ~ I '
:: No ~ ueI ~paration of the silicona anti~oam co~npound W~E;
rou~d ~o~ th~ d~t~rg~rlt ~:o~lpo6it~0n$ ~o~uln~d ~cording to
o~2r.ul~ B and D oYer p~rlods lsnger tharl 1 ~onth, whars~ th~
d~t~gent co;Dposi~lo~s according to formula P~ ~nd c ~ho~ed
; vi~ual ~Bparatlon o~ the - ~illcone antl~o~m compound in 1
than 1 w~X.
1:
1 '
